| Type: | |
|---|---|
| Material: | QT450-10 |
| Dimensions (L x W x H) (mm): | |
| Place of Origin: | |
| Brand Name: | ZBRF |
| Model Number: |
Quick Details
Specifications
1. Casting shoulders are pressed in concrete sleeper and assembly with E clip in order to fasten the rail.
Mechanical property and chemical composition are below:
Material | Tensile strength(Mpa) | Yield strength(Mpa) | Elongation(%) |
QT400-15(GGG40) | 400 | 250 | 15 |
QT450-10(GGG45) | 450 | 310 | 10 |
QT500-7 (GGG50) | 500 | 320 | 7 |
| C | Si | Mn | P | S |
QT400-15 | 3.6-.36 | 3.0-3.2 | 0.5 | 0.07 | 0.02 |
Qt450-10 | 3.4-3.9 | 3.7-3.0 | 0.5 | 0.07 | 0.03 |
QT500-7
| 3.4-3.8
| 2.5-2.9
| 0.6
| 0.08
| 0.025
|
2. Hot forging: used together with clip bolt and special rail clip to fix the rail.
Material: low carbon steel or mid carbon steel.( according to our customers' requirement.)
3. Weld-on shoulder: used for the typical position of rail it is welded on flat steel plate instead of the standard tie plate, which produced according to AREA standard .